[INFO] fetching crate pixtra 0.2.2...
[INFO] testing pixtra-0.2.2 against beta-2023-04-20 for beta-1.70-1
[INFO] extracting crate pixtra 0.2.2 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate pixtra 0.2.2 on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pixtra 0.2.2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate pixtra 0.2.2
[INFO] tweaked toml for crates.io crate pixtra 0.2.2 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate pixtra 0.2.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bytemuck v1.11.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 309b07a3776c94f03568e91e7adcc3ae9eef5f5dfcc80d1726ddea455adbe848
[INFO] running `Command { std: "docker" "start" "-a" "309b07a3776c94f03568e91e7adcc3ae9eef5f5dfcc80d1726ddea455adbe848", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "309b07a3776c94f03568e91e7adcc3ae9eef5f5dfcc80d1726ddea455adbe848", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "309b07a3776c94f03568e91e7adcc3ae9eef5f5dfcc80d1726ddea455adbe848", kill_on_drop: false }`
[INFO] [stdout] 309b07a3776c94f03568e91e7adcc3ae9eef5f5dfcc80d1726ddea455adbe848
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 31130ce9955132a7bfd1677cf9ca0c48b47e80293e8a75ebd416dc0a5b453bb9
[INFO] running `Command { std: "docker" "start" "-a" "31130ce9955132a7bfd1677cf9ca0c48b47e80293e8a75ebd416dc0a5b453bb9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.129
[INFO] [stderr]    Compiling crossbeam-utils v0.8.11
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling once_cell v1.13.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.10
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling miniz_oxide v0.5.3
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling either v1.7.0
[INFO] [stderr]    Compiling deflate v1.0.0
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling weezl v0.1.7
[INFO] [stderr]    Compiling futures-sink v0.3.21
[INFO] [stderr]    Compiling inflate v0.4.5
[INFO] [stderr]    Compiling bit_field v0.10.1
[INFO] [stderr]    Compiling lebe v0.5.1
[INFO] [stderr]    Compiling spin v0.9.4
[INFO] [stderr]    Compiling flate2 v1.0.24
[INFO] [stderr]    Compiling crossbeam-channel v0.5.6
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling smallvec v1.9.0
[INFO] [stderr]    Compiling half v1.8.2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling gif v0.11.4
[INFO] [stderr]    Compiling crossbeam-deque v0.8.2
[INFO] [stderr]    Compiling getrandom v0.2.7
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling png v0.17.5
[INFO] [stderr]    Compiling nanorand v0.7.0
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling bytemuck v1.11.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling num-complex v0.4.3
[INFO] [stderr]    Compiling num v0.4.0
[INFO] [stderr]    Compiling jpeg-decoder v0.2.6
[INFO] [stderr]    Compiling pin-project-internal v1.0.11
[INFO] [stderr]    Compiling tiff v0.7.3
[INFO] [stderr]    Compiling pin-project v1.0.11
[INFO] [stderr]    Compiling flume v0.10.14
[INFO] [stderr]    Compiling exr v1.4.2
[INFO] [stderr]    Compiling image v0.24.3
[INFO] [stderr]    Compiling pixtra v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Sub`
[INFO] [stdout]  --> src/pixels.rs:4:31
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::ops::{Add, Div, Mul, Sub};
[INFO] [stdout]   |                               ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c1`
[INFO] [stdout]   --> src/utility.rs:86:13
[INFO] [stdout]    |
[INFO] [stdout] 86 | pub fn diff(c1: &Canvas, c2: &Canvas) -> Canvas {
[INFO] [stdout]    |             ^^ help: if this is intentional, prefix it with an underscore: `_c1`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c2`
[INFO] [stdout]   --> src/utility.rs:86:26
[INFO] [stdout]    |
[INFO] [stdout] 86 | pub fn diff(c1: &Canvas, c2: &Canvas) -> Canvas {
[INFO] [stdout]    |                          ^^ help: if this is intentional, prefix it with an underscore: `_c2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `identify` is never used
[INFO] [stdout]   --> src/bin/main.rs:22:4
[INFO] [stdout]    |
[INFO] [stdout] 22 | fn identify(p: &Path) -> String {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.00s
[INFO] running `Command { std: "docker" "inspect" "31130ce9955132a7bfd1677cf9ca0c48b47e80293e8a75ebd416dc0a5b453bb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31130ce9955132a7bfd1677cf9ca0c48b47e80293e8a75ebd416dc0a5b453bb9", kill_on_drop: false }`
[INFO] [stdout] 31130ce9955132a7bfd1677cf9ca0c48b47e80293e8a75ebd416dc0a5b453bb9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f41511085389d6901314639f3b6f0fbfdd99729d8f8c7b98c1f6ec7fb2e54c22
[INFO] running `Command { std: "docker" "start" "-a" "f41511085389d6901314639f3b6f0fbfdd99729d8f8c7b98c1f6ec7fb2e54c22", kill_on_drop: false }`
[INFO] [stderr]    Compiling pixtra v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Sub`
[INFO] [stdout]  --> src/pixels.rs:4:31
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::ops::{Add, Div, Mul, Sub};
[INFO] [stdout]   |                               ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c1`
[INFO] [stdout]   --> src/utility.rs:86:13
[INFO] [stdout]    |
[INFO] [stdout] 86 | pub fn diff(c1: &Canvas, c2: &Canvas) -> Canvas {
[INFO] [stdout]    |             ^^ help: if this is intentional, prefix it with an underscore: `_c1`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c2`
[INFO] [stdout]   --> src/utility.rs:86:26
[INFO] [stdout]    |
[INFO] [stdout] 86 | pub fn diff(c1: &Canvas, c2: &Canvas) -> Canvas {
[INFO] [stdout]    |                          ^^ help: if this is intentional, prefix it with an underscore: `_c2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `pixtra::pixels::PixelBuilder`
[INFO] [stdout]  --> examples/pixel-builder.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use pixtra::pixels::PixelBuilder;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> examples/flipping-and-flopping.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `pixtra::utility::count_colors`
[INFO] [stdout]   --> examples/flipping-and-flopping.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |     use pixtra::utility::count_colors;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `error`
[INFO] [stdout]  --> examples/draw-on-flamingo.rs:3:35
[INFO] [stdout]   |
[INFO] [stdout] 3 | use pixtra::utility::{diff_debug, error};
[INFO] [stdout]   |                                   ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `identify` is never used
[INFO] [stdout]   --> src/bin/main.rs:22:4
[INFO] [stdout]    |
[INFO] [stdout] 22 | fn identify(p: &Path) -> String {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Sub`
[INFO] [stdout]  --> src/pixels.rs:4:31
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::ops::{Add, Div, Mul, Sub};
[INFO] [stdout]   |                               ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c1`
[INFO] [stdout]   --> src/utility.rs:86:13
[INFO] [stdout]    |
[INFO] [stdout] 86 | pub fn diff(c1: &Canvas, c2: &Canvas) -> Canvas {
[INFO] [stdout]    |             ^^ help: if this is intentional, prefix it with an underscore: `_c1`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c2`
[INFO] [stdout]   --> src/utility.rs:86:26
[INFO] [stdout]    |
[INFO] [stdout] 86 | pub fn diff(c1: &Canvas, c2: &Canvas) -> Canvas {
[INFO] [stdout]    |                          ^^ help: if this is intentional, prefix it with an underscore: `_c2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.06s
[INFO] running `Command { std: "docker" "inspect" "f41511085389d6901314639f3b6f0fbfdd99729d8f8c7b98c1f6ec7fb2e54c22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f41511085389d6901314639f3b6f0fbfdd99729d8f8c7b98c1f6ec7fb2e54c22", kill_on_drop: false }`
[INFO] [stdout] f41511085389d6901314639f3b6f0fbfdd99729d8f8c7b98c1f6ec7fb2e54c22
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6d103e97d2dcc84e8fcde9af9546335f83446a8a3bc068e801f476cf14c10e04
[INFO] running `Command { std: "docker" "start" "-a" "6d103e97d2dcc84e8fcde9af9546335f83446a8a3bc068e801f476cf14c10e04", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `Sub`
[INFO] [stderr]  --> src/pixels.rs:4:31
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::ops::{Add, Div, Mul, Sub};
[INFO] [stderr]   |                               ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `c1`
[INFO] [stderr]   --> src/utility.rs:86:13
[INFO] [stderr]    |
[INFO] [stderr] 86 | pub fn diff(c1: &Canvas, c2: &Canvas) -> Canvas {
[INFO] [stderr]    |             ^^ help: if this is intentional, prefix it with an underscore: `_c1`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `c2`
[INFO] [stderr]   --> src/utility.rs:86:26
[INFO] [stderr]    |
[INFO] [stderr] 86 | pub fn diff(c1: &Canvas, c2: &Canvas) -> Canvas {
[INFO] [stderr]    |                          ^^ help: if this is intentional, prefix it with an underscore: `_c2`
[INFO] [stderr] 
[INFO] [stderr] warning: `pixtra` (lib) generated 3 warnings (run `cargo fix --lib -p pixtra` to apply 3 suggestions)
[INFO] [stderr] warning: `pixtra` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr] warning: function `identify` is never used
[INFO] [stderr]   --> src/bin/main.rs:22:4
[INFO] [stderr]    |
[INFO] [stderr] 22 | fn identify(p: &Path) -> String {
[INFO] [stderr]    |    ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]   --> examples/flipping-and-flopping.rs:28:9
[INFO] [stderr]    |
[INFO] [stderr] 28 |     use super::*;
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `pixtra::utility::count_colors`
[INFO] [stderr]   --> examples/flipping-and-flopping.rs:29:9
[INFO] [stderr]    |
[INFO] [stderr] 29 |     use pixtra::utility::count_colors;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `pixtra::pixels::PixelBuilder`
[INFO] [stderr]  --> examples/pixel-builder.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use pixtra::pixels::PixelBuilder;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `error`
[INFO] [stderr]  --> examples/draw-on-flamingo.rs:3:35
[INFO] [stderr]   |
[INFO] [stderr] 3 | use pixtra::utility::{diff_debug, error};
[INFO] [stderr]   |                                   ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `pixtra` (bin "pixtra" test) generated 1 warning
[INFO] [stderr] warning: `pixtra` (example "flipping-and-flopping" test) generated 2 warnings (run `cargo fix --example "flipping-and-flopping" --tests` to apply 2 suggestions)
[INFO] [stderr] warning: `pixtra` (example "pixel-builder" test) generated 1 warning (run `cargo fix --example "pixel-builder" --tests` to apply 1 suggestion)
[INFO] [stderr] warning: `pixtra` (example "draw-on-flamingo" test) generated 1 warning (run `cargo fix --example "draw-on-flamingo" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/pixtra-ca8bae833b03c89f)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test pixels::tests::pixel_equality_works ... ok
[INFO] [stdout] test pixels::tests::pixel_builder_simple ... ok
[INFO] [stdout] test pixels::tests::pixel_mut_setters ... ok
[INFO] [stdout] test canvas::tests::clean_canvas ... ok
[INFO] [stdout] test pixels::tests::pixel_setters ... ok
[INFO] [stdout] test pixels::tests::pixel_it_works ... ok
[INFO] [stdout] test pixels::tests::pixel_show_display ... ok
[INFO] [stdout] test pixels::tests::test_add ... ok
[INFO] [stdout] test canvas::tests::clean_canvas_with_background ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/main.rs (/opt/rustwide/target/debug/deps/pixtra-d3f7ff1b4b08dd3c)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests examples/advanced-filters.rs (/opt/rustwide/target/debug/examples/advanced_filters-023c8d808189977c)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests examples/count-and-replace.rs (/opt/rustwide/target/debug/examples/count_and_replace-b9903d5dfea8c37d)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests examples/create-image.rs (/opt/rustwide/target/debug/examples/create_image-de3ef932f480c85e)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests examples/draw-on-flamingo.rs (/opt/rustwide/target/debug/examples/draw_on_flamingo-33c886ea49fd8ea1)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_blending_on_known_image ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_blending_on_known_image stdout ----
[INFO] [stdout] thread 'tests::test_blending_on_known_image' panicked at 'called `Result::unwrap()` on an `Err` value: IoError("No such file or directory (os error 2)")', examples/draw-on-flamingo.rs:39:74
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55ca7604f09a - std::backtrace_rs::backtrace::libunwind::trace::h2f05d0192276a8f6
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stdout]    1:     0x55ca7604f09a - std::backtrace_rs::backtrace::trace_unsynchronized::hedc23dff7a1af150
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55ca7604f09a - std::sys_common::backtrace::_print_fmt::h17541ef7592f3ce2
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:65:5
[INFO] [stdout]    3:     0x55ca7604f09a - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h20f75df5ab0c0792
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x55ca76074d6f - core::fmt::write::h78109e6f466b3af6
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/fmt/mod.rs:1254:17
[INFO] [stdout]    5:     0x55ca7604c125 - std::io::Write::write_fmt::hd24bfb68a1b35a25
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/io/mod.rs:1698:15
[INFO] [stdout]    6:     0x55ca7604ee65 - std::sys_common::backtrace::_print::h8dac57a9f8fbf9a5
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    7:     0x55ca7604ee65 - std::sys_common::backtrace::print::hf9ecbf41d1aa712f
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    8:     0x55ca76050b1e - std::panicking::default_hook::{{closure}}::h04c07acfc84ca028
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:269:22
[INFO] [stdout]    9:     0x55ca76050851 - std::panicking::default_hook::h01f6bb23e1eceb2c
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:285:9
[INFO] [stdout]   10:     0x55ca75c8f81b - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h87fe9f7b2fd49e4c
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/alloc/src/boxed.rs:1987:9
[INFO] [stdout]   11:     0x55ca75c8f81b - test::test_main::{{closure}}::he94d679243a7531b
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/test/src/lib.rs:134:21
[INFO] [stdout]   12:     0x55ca76051204 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h3f2d6d8b14c4769f
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/alloc/src/boxed.rs:1987:9
[INFO] [stdout]   13:     0x55ca76051204 - std::panicking::rust_panic_with_hook::h2bb3722bbaf2f6df
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:695:13
[INFO] [stdout]   14:     0x55ca76050f79 - std::panicking::begin_panic_handler::{{closure}}::h91bc7f36a4be011b
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:582:13
[INFO] [stdout]   15:     0x55ca7604f506 - std::sys_common::backtrace::__rust_end_short_backtrace::h8b3d3717114f9e59
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:150:18
[INFO] [stdout]   16:     0x55ca76050cd2 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:578:5
[INFO] [stdout]   17:     0x55ca75c5b063 - core::panicking::panic_fmt::hfd368e3fbdabea26
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/panicking.rs:67:14
[INFO] [stdout]   18:     0x55ca75c5b603 - core::result::unwrap_failed::he54eb4b2f125b26f
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/result.rs:1687:5
[INFO] [stdout]   19:     0x55ca75c5bbac - core::result::Result<T,E>::unwrap::h5d096e0d1f4bd650
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/result.rs:1089:23
[INFO] [stdout]   20:     0x55ca75c5bc7d - draw_on_flamingo::tests::test_blending_on_known_image::hbe0d2a74f891c094
[INFO] [stdout]                                at /opt/rustwide/workdir/examples/draw-on-flamingo.rs:39:26
[INFO] [stdout]   21:     0x55ca75c5bc17 - draw_on_flamingo::tests::test_blending_on_known_image::{{closure}}::h382bc16edc62b19d
[INFO] [stdout]                                at /opt/rustwide/workdir/examples/draw-on-flamingo.rs:38:39
[INFO] [stdout]   22:     0x55ca75c5c055 - core::ops::function::FnOnce::call_once::hfc5219807d1dc2b7
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x55ca75c946ef - core::ops::function::FnOnce::call_once::ha6a70e79f7481a7e
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x55ca75c946ef - test::__rust_begin_short_backtrace::hce33033019b61e69
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/test/src/lib.rs:655:18
[INFO] [stdout]   25:     0x55ca75c61edc - test::run_test::{{closure}}::h858d3528838ae3e5
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/test/src/lib.rs:646:30
[INFO] [stdout]   26:     0x55ca75c61edc - core::ops::function::FnOnce::call_once{{vtable.shim}}::he8ac2b00f01ae79e
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   27:     0x55ca75c937c6 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h8093d25b522725ef
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/alloc/src/boxed.rs:1973:9
[INFO] [stdout]   28:     0x55ca75c937c6 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h5c334c204e4a3913
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   29:     0x55ca75c937c6 - std::panicking::try::do_call::ha8b740c7b9478074
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:485:40
[INFO] [stdout]   30:     0x55ca75c937c6 - std::panicking::try::h5d34f63d0e41b64e
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:449:19
[INFO] [stdout]   31:     0x55ca75c937c6 - std::panic::catch_unwind::hcfbb511e1aa7fc67
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panic.rs:140:14
[INFO] [stdout]   32:     0x55ca75c937c6 - test::run_test_in_process::h9abda90f802eaf21
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/test/src/lib.rs:678:27
[INFO] [stdout]   33:     0x55ca75c937c6 - test::run_test::run_test_inner::{{closure}}::h0f058de91f6c6edf
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/test/src/lib.rs:572:39
[INFO] [stdout]   34:     0x55ca75c5c6e5 - test::run_test::run_test_inner::{{closure}}::h5ca48a4c59c6c1fb
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/test/src/lib.rs:599:37
[INFO] [stdout]   35:     0x55ca75c5c6e5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h32bd51e1495d4a33
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:134:18
[INFO] [stdout]   36:     0x55ca75c61c21 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hc086fae9b128b2db
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/thread/mod.rs:526:17
[INFO] [stdout]   37:     0x55ca75c61c21 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb66571888d270d43
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   38:     0x55ca75c61c21 - std::panicking::try::do_call::h4fa2ef4f6e51fecf
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:485:40
[INFO] [stdout]   39:     0x55ca75c61c21 - std::panicking::try::h1e9e22b8584489b5
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:449:19
[INFO] [stdout]   40:     0x55ca75c61c21 - std::panic::catch_unwind::h44698a3de0e0769e
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panic.rs:140:14
[INFO] [stdout]   41:     0x55ca75c61c21 - std::thread::Builder::spawn_unchecked_::{{closure}}::h50153abde3fe239e
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/thread/mod.rs:525:30
[INFO] [stdout]   42:     0x55ca75c61c21 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hbe5bbf6f38394364
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   43:     0x55ca760557b5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h0d83cb2920a49046
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/alloc/src/boxed.rs:1973:9
[INFO] [stdout]   44:     0x55ca760557b5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hbe0a008aa7d9ef59
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/alloc/src/boxed.rs:1973:9
[INFO] [stdout]   45:     0x55ca760557b5 - std::sys::unix::thread::Thread::new::thread_start::h3a466996bdf6b1f9
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   46:     0x7fd2442cfb43 - <unknown>
[INFO] [stdout]   47:     0x7fd244360bb4 - __clone
[INFO] [stdout]   48:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::test_blending_on_known_image
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--example draw-on-flamingo`
[INFO] running `Command { std: "docker" "inspect" "6d103e97d2dcc84e8fcde9af9546335f83446a8a3bc068e801f476cf14c10e04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d103e97d2dcc84e8fcde9af9546335f83446a8a3bc068e801f476cf14c10e04", kill_on_drop: false }`
[INFO] [stdout] 6d103e97d2dcc84e8fcde9af9546335f83446a8a3bc068e801f476cf14c10e04
